1. A shipped his cargo in B's vessel. B and C's company entered into a contract for C's company to unload the cargo the ship's hold. In the lifting operations, A's cargo was damaged. May A successfully sue C's company for damages? Why?
2. A offered to sell B a particular car for Php 2,000,000.00. Before B could consent, A withdrew the offer. Was A allowed to do so? Why?
3. A bought a certain article from B. The article was needed for A's radio. B honestly but mistakenly assure A that the article was the proper object. May the contract be annulled? Why?
4. Is an oral sale of land valid as between the parties if:

• The land had been delivered or the money has been paid
• The land has not yet been delivered and the price has not yet been paid